From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/mach-iop33x/include/mach/uncompress.h | 37 ++++++++++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 arch/arm/mach-iop33x/include/mach/uncompress.h (limited to 'arch/arm/mach-iop33x/include/mach/uncompress.h') diff --git a/arch/arm/mach-iop33x/include/mach/uncompress.h b/arch/arm/mach-iop33x/include/mach/uncompress.h new file mode 100644 index 00000000..f99bb848 --- /dev/null +++ b/arch/arm/mach-iop33x/include/mach/uncompress.h @@ -0,0 +1,37 @@ +/* + * arch/arm/mach-iop33x/include/mach/uncompress.h + */ + +#include +#include +#include +#include + +volatile u32 *uart_base; + +#define TX_DONE (UART_LSR_TEMT | UART_LSR_THRE) + +static inline void putc(char c) +{ + while ((uart_base[UART_LSR] & TX_DONE) != TX_DONE) + barrier(); + uart_base[UART_TX] = c; +} + +static inline void flush(void) +{ +} + +static __inline__ void __arch_decomp_setup(unsigned long arch_id) +{ + if (machine_is_iq80331() || machine_is_iq80332()) + uart_base = (volatile u32 *)IOP33X_UART0_PHYS; + else + uart_base = (volatile u32 *)0xfe800000; +} + +/* + * nothing to do + */ +#define arch_decomp_setup() __arch_decomp_setup(arch_id) +#define arch_decomp_wdog() -- cgit v1.2.3